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Diffstat (limited to 'pkg/tbtables/cfitsio/compress.c')
| -rw-r--r-- | pkg/tbtables/cfitsio/compress.c | 155 |
1 files changed, 155 insertions, 0 deletions
diff --git a/pkg/tbtables/cfitsio/compress.c b/pkg/tbtables/cfitsio/compress.c new file mode 100644 index 00000000..7ae5a91b --- /dev/null +++ b/pkg/tbtables/cfitsio/compress.c @@ -0,0 +1,155 @@ +#include <stdlib.h> +#include <stdio.h> + +/* ====================================================================== + +This file contains stubs for the compression and uncompression routines +that are contained in the source file compress.c. Those routines (in +compress.c) can only be used by software which adheres to the terms of +the GNU General Public License. Users who want to use CFITSIO but are +unwilling to release their code under the terms of the GNU General +Public License should replace the compress.c file with this current +file before building the CFITSIO library. This alternative version of +CFITSIO will behave the same as the standard version, except that it +will not support reading or writing of FITS files in compressed format. + +======================================================================== */ +/* prototype for the following functions */ + +void ffpmsg(const char *err_message); + +int uncompress2mem(char *filename, + FILE *diskfile, + char **buffptr, + size_t *buffsize, + void *(*mem_realloc)(void *p, size_t newsize), + size_t *filesize, + int *status); + +int uncompress2mem_from_mem( + char *inmemptr, + size_t inmemsize, + char **buffptr, + size_t *buffsize, + void *(*mem_realloc)(void *p, size_t newsize), + size_t *filesize, + int *status); + +int uncompress2file(char *filename, + FILE *indiskfile, + FILE *outdiskfile, + int *status); + +int compress2mem_from_mem( + char *inmemptr, + size_t inmemsize, + char **buffptr, + size_t *buffsize, + void *(*mem_realloc)(void *p, size_t newsize), + size_t *filesize, + int *status); + +int compress2file_from_mem( + char *inmemptr, + size_t inmemsize, + FILE *outdiskfile, + size_t *filesize, /* O - size of file, in bytes */ + int *status); +/*--------------------------------------------------------------------------*/ +int uncompress2mem(char *filename, /* name of input file */ + FILE *diskfile, /* I - file pointer */ + char **buffptr, /* IO - memory pointer */ + size_t *buffsize, /* IO - size of buffer, in bytes */ + void *(*mem_realloc)(void *p, size_t newsize), /* function */ + size_t *filesize, /* O - size of file, in bytes */ + int *status) /* IO - error status */ + +/* + Uncompress the file into memory. Fill whatever amount of memory has + already been allocated, then realloc more memory, using the supplied + input function, if necessary. +*/ +{ + if (*status > 0) + return(*status); + + ffpmsg("This non-GNU version of CFITSIO does not support compressed files"); + return(*status = 414); +} +/*--------------------------------------------------------------------------*/ +int uncompress2mem_from_mem( + char *inmemptr, /* I - memory pointer to compressed bytes */ + size_t inmemsize, /* I - size of input compressed file */ + char **buffptr, /* IO - memory pointer */ + size_t *buffsize, /* IO - size of buffer, in bytes */ + void *(*mem_realloc)(void *p, size_t newsize), /* function */ + size_t *filesize, /* O - size of file, in bytes */ + int *status) /* IO - error status */ + +/* + Uncompress the file into memory. Fill whatever amount of memory has + already been allocated, then realloc more memory, using the supplied + input function, if necessary. +*/ +{ + if (*status > 0) + return(*status); + + ffpmsg("This non-GNU version of CFITSIO does not support compressed files"); + return(*status = 414); +} +/*--------------------------------------------------------------------------*/ +int uncompress2file(char *filename, /* name of input file */ + FILE *indiskfile, /* I - input file pointer */ + FILE *outdiskfile, /* I - output file pointer */ + int *status) /* IO - error status */ + +/* + Uncompress the file into file. +*/ +{ + if (*status > 0) + return(*status); + + ffpmsg("This non-GNU version of CFITSIO does not support compressed files"); + return(*status = 414); +} +/*--------------------------------------------------------------------------*/ +int compress2mem_from_mem( + char *inmemptr, /* I - memory pointer to uncompressed bytes */ + size_t inmemsize, /* I - size of input uncompressed file */ + char **buffptr, /* IO - memory pointer for compressed file */ + size_t *buffsize, /* IO - size of buffer, in bytes */ + void *(*mem_realloc)(void *p, size_t newsize), /* function */ + size_t *filesize, /* O - size of file, in bytes */ + int *status) /* IO - error status */ + +/* + Compress the file into memory. Fill whatever amount of memory has + already been allocated, then realloc more memory, using the supplied + input function, if necessary. +*/ +{ + if (*status > 0) + return(*status); + + ffpmsg("This non-GNU version of CFITSIO does not support compressed files"); + return(*status = 413); +} +/*--------------------------------------------------------------------------*/ +int compress2file_from_mem( + char *inmemptr, /* I - memory pointer to uncompressed bytes */ + size_t inmemsize, /* I - size of input uncompressed file */ + FILE *outdiskfile, + size_t *filesize, /* O - size of file, in bytes */ + int *status) +/* + Compress the memory file into disk file. +*/ +{ + if (*status > 0) + return(*status); + + ffpmsg("This non-GNU version of CFITSIO does not support compressed files"); + return(*status = 413); +} |